Bayer-Fluckiger, Eva2015-02-202015-02-202015-02-20201410.5802/aif.2840https://infoscience.epfl.ch/handle/20.500.14299/111109WOS:000348011200004We give necessary and sufficient conditions for an orthogonal group defined over a global field of characteristic not equal 2 to contain a maximal torus of a given type.Orthogonal groupsmaximal toritext::journal::journal article::research article